Home / 11,959,500.48-16,498,370.52-7,827,712.62

Finding the Fourth Proportional to 11,959,500.48, 16,498,370.52 and 7,827,712.62

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Solution

The fourth proportional to 11,959,500.48, 16,498,370.52 and 7,827,712.62 is: 10,798,486.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,959,500.48 : 16,498,370.52 = 7,827,712.62 : x
  2. Step 2: Convert to fraction form
    11,959,500.48/16,498,370.52 = 7,827,712.62/x
  3. Step 3: Cross multiply
    11,959,500.48x = 16,498,370.52 × 7,827,712.62
  4. Step 4: Simplify right side
    11,959,500.48x = 129,144,503,128,839.95
  5. Step 5: Solve for x
    x = 129,144,503,128,839.95/11,959,500.48
  6. Step 6: Final answer
    x = 10,798,486.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.